Title of Invention

A PROCESS FOR PREPARING A COMPOUND OF FORMULA ( I ) FOR PREPARATION OF CEPHALOSPORINS

Abstract The invention relates a process for preparing a compound of formula (I) wherein R¹ is para-nitrobenzyl or allyl; and X is halo, which is useful to prepare 3-cyclic-ether-substituted cephalosporins, from trimethylphosphinic compounds. This invention also relates to compounds useful in such process.
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Documents:

473-mumnp-2003-cancelled pages(24-11-2004).pdf

473-mumnp-2003-claims(5-5-2006).pdf

473-mumnp-2003-claims(amanded)-(24-11-2004).pdf

473-mumnp-2003-claims(granted)-(24-1-2008).pdf

473-mumnp-2003-claims(granted)-(24-11-2004).doc

473-mumnp-2003-claims(granted)-(24-11-2004).pdf

473-mumnp-2003-claims(marked copy)-(24-11-2004).pdf

473-mumnp-2003-correspondence(23-11-2004).pdf

473-mumnp-2003-correspondence(24-11-2004).pdf

473-mumnp-2003-correspondence(ipo)-(24-1-2008).pdf

473-mumnp-2003-correspondence(ipo)-(7-4-2008).pdf

473-mumnp-2003-description(complete)-(5-5-2003).pdf

473-mumnp-2003-description(granted)-(24-1-2008).pdf

473-mumnp-2003-form 1(24-11-2004).pdf

473-mumnp-2003-form 1(5-5-2003).pdf

473-mumnp-2003-form 19(14-7-2003).pdf

473-mumnp-2003-form 1a(5-5-2003).pdf

473-mumnp-2003-form 2(5-5-2003).pdf

473-mumnp-2003-form 2(granted)-(24-1-2008).pdf

473-mumnp-2003-form 2(granted)-(24-11-2004).doc

473-mumnp-2003-form 2(granted)-(24-11-2004).pdf

473-mumnp-2003-form 2(title page)-(5-5-2003).pdf

473-mumnp-2003-form 2(title page)-(granted)-(24-1-2008).pdf

473-mumnp-2003-form 3(2-5-2003).pdf

473-mumnp-2003-form 3(24-11-2004).pdf

473-mumnp-2003-form 3(5-5-2003).pdf

473-mumnp-2003-form 5(2-5-2003).pdf

473-mumnp-2003-form 5(5-5-2003).pdf

473-mumnp-2003-form-pct-ipea-409(5-5-2003).pdf

473-mumnp-2003-form-pct-isa-210(5-5-2003).pdf

473-mumnp-2003-petition of under rule 137(24-11-2004).pdf

473-mumnp-2003-petition of under rule 138(24-11-2004).pdf

473-mumnp-2003-petition under rule 137(24-11-2004).pdf

473-mumnp-2003-power of authority(24-11-2004).pdf

473-mumnp-2003-power of authority(5-5-2003).pdf

473-mumnp-2003-wo international publication report(5-5-2003).pdf


Patent Number 214038
Indian Patent Application Number 473/MUMNP/2003
PG Journal Number 13/2008
Publication Date 28-Mar-2008
Grant Date 24-Jan-2008
Date of Filing 05-May-2003
Name of Patentee PFIZER PRODUCTS INC.
Applicant Address EASTERN POINT ROAD, GROTON, CONNECTICUT 06340, USA
Inventors:
# Inventor's Name Inventor's Address
1 JUAN CARLOS COLBERG PFIZER GLOBAL RESEARCH AND DEVELOPMENT, EASTERN POINT ROAD, GROTON, CONNECTICUT 06340, USA
2 JOHN LLOYD TUCKER PFIZER GLOBAL RESEARCH AND DEVELOPMENT, Eastern Point Road, Groton, Connecticut 06340.
3 MAURIZIO ZENONI ACS DOBFAR S.P.A. VIALE ADDETTA 6/8/10, 20067 TRIBIANO MILANO.
4 GIOVANNI FOGLIATO ACS DOBFAR S.P.A. VIALE ADDETTA 6/8/10, 20067 TRIBIANO MILANO.
5 ALESSANDRO DONADELLI ACS DOBFAR S.P.A. VIALE ADDETTA 6/8/10, 20067 TRIBIANO MILANO.
PCT International Classification Number C07D501/08
PCT International Application Number PCT/IB01/02181
PCT International Filing date 2001-11-19
PCT Conventions:
# PCT Application Number Date of Convention Priority Country
1 60/251,018 2000-12-04 U.S.A.